{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "@asymmetric-effort/specifyjs"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.2.136"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-918"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-07-02T19:07:22Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "## Finding\n\n**Location**: `core/src/shared/secure-fetch.ts:52-54`\n\nThe localhost exception allowed `localhost` and `127.0.0.1` but did not cover `0.0.0.0`, `[::1]` (IPv6 localhost), or the full `127.0.0.0/8` loopback range.\n\n## Status\n\n**Fixed in v0.2.136** \u2014 Localhost detection now covers `localhost`, `127.0.0.1`, `[::1]`, `0.0.0.0`, and the full `127.x.x.x` range.",
  "id": "GHSA-xw57-23p8-9wc5",
  "modified": "2026-07-02T19:07:22Z",
  "published": "2026-07-02T19:07:22Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/asymmetric-effort/specifyjs/security/advisories/GHSA-xw57-23p8-9wc5"
    },
    {
      "type": "WEB",
      "url": "https://github.com/asymmetric-effort/specifyjs/commit/25d1fb491d99479efdf501f5f75e0bb80c908f0a"
    },
    {
      "type": "WEB",
      "url": "https://github.com/asymmetric-effort/specifyjs/commit/293124c51bf797c0f5cdae32981110545850a893"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/asymmetric-effort/specifyjs"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "@asymmetric-effort/specifyjs: Localhost bypass incomplete (IPv6, 0.0.0.0, 127.x range)"
}